56 Proceedings of the Royal Irish Academy. 



Thuiaria articulata (Pallas). Sea Spleenwort or Pohjpody, Ellis. 

 Sertularia lonchitis, Ellis and Solander. 

 i., ii., .... 



i. Donaghadee, coll. W. Thompson (Johnston '47) : Belfast Lough; 



coast of Down (Hyndman '58). 

 ii. Dublin Eay (Ellis 1755) : off Howth (Hassall '41b). 



F amily — Plumul ariii)^ . 

 Antennularia antennina (Linn.). Ante7inularia indivisa, Lamarck, 

 i., ii., iii., iv., v., vi. 

 Generally distributed round the coast. 



Antennularia ramosa (Lamarck). Atiteiinularia arbor escens, TLassnM. 

 i., ii., iii,, iv., v., . 

 Generally distributed; but apparently not yet recorded from vi, 



Aglaophenia pluma (Linn.). Plumidaria cristata^ Lamarck. 

 TJie Podded Coralline^ Ellis, 

 i., ii., iii., iv., v., vi. 

 This species occurs all round the coast. 



Aglaophenia tubulifera (Hincks). 

 . . . iv., v., . 

 iv. Smerwick Harbour (Dublin Mus.). 



V. West coast, S. Y. " Argo " Cruise (Herdman '91): Blacksod 

 Bay, on Stenorhynchus^ coll. B. D. S. (Duerden '97). 



Aglaophenia myriophylfum (Linn.). SerUdaria myriophyllum, Linn. 

 Pliimularia myriophyllum, Lamarck. Pheasanf s-tail Coralline, Ellis, 

 i., ii., iii., iv., . . 



i. Ballycastle, coll. E. Brown (Templeton '36) : Belfast Lough, 

 coll. W. M'Calla (Hincks '68). 



ii. Dublin Bay (Ellis 1755 ; Templeton '36) : Howth and Lambay 



(Hassall '41b). 



iii. Youghal, coll. Miss Ball (Johnston '47) : Ballycotton, 30 fms., 



coll. E.D.S. (Dublin Mus.). 



iv. South-west of the Great Skellig, 79 fms., coll. E. I. A. Exp. 



1885 (Haddon '86a, and Duerden '93) : South-west of Ireland 

 (Bourne '90). 



